Process Control and Instrumentation
Continuous measurement of moisture content of paper in paper industry is done by measuring the

None of these
Magnetic susceptibility
Electrical resistance through the paper
Thermal conductivity through the paper

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Process Control and Instrumentation
Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by

Increasing the diameter of the tube
Accounting for the tube expansion
Filling nitrogen under pressure in the stem
Using steel tube in place of glass tube

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